I do not know the durability. I can use it with an ordinary center drill. From the price, I do not have a problem with disposable, so if you buy two of titanium coat or something, it is Ali to buy three dishes and disposal.

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All of the products MonotaRO Singapore offers are subject to Japanese local laws, regulations, and certification standards.
Please make sure that it may or may not meet requirements of your country and/or international organizations,
including but not limited to, UL Certification, China Compulsory Certificate system, and Halal.
MonotaRO Co.,Ltd. Hyogo Public Safety Commission No.631330800020